Home / 231,478,585.44-319,705,564.58-152,446,935.46

Finding the Fourth Proportional to 231,478,585.44, 319,705,564.58 and 152,446,935.46

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Solution

The fourth proportional to 231,478,585.44, 319,705,564.58 and 152,446,935.46 is: 210,551,371.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,478,585.44 : 319,705,564.58 = 152,446,935.46 : x
  2. Step 2: Convert to fraction form
    231,478,585.44/319,705,564.58 = 152,446,935.46/x
  3. Step 3: Cross multiply
    231,478,585.44x = 319,705,564.58 × 152,446,935.46
  4. Step 4: Simplify right side
    231,478,585.44x = 48,738,133,569,730,120
  5. Step 5: Solve for x
    x = 48,738,133,569,730,120/231,478,585.44
  6. Step 6: Final answer
    x = 210,551,371.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.